Magnetic Resonance Imaging (MRI) machines rely on superconducting magnets to generate powerful magnetic fields for detailed medical imaging. These magnets must be cooled to extremely low temperatures to maintain superconductivity, ensuring precise and stable imaging performance. Liquid helium (He), with its ultra-low boiling point of -269°C (-452°F), is the primary cooling agent used in MRI systems. By keeping the magnets at cryogenic temperatures, liquid helium prevents overheating, reduces electrical resistance, and enhances image accuracy. As a vital component in medical diagnostics, MRI cooling with helium ensures reliable, high-quality scans for detecting diseases and guiding treatments.